html,body{ width: 100%; height:100%; overflow: hidden; }

body { background: url("/avBackend/src/images/bg.jpg") no-repeat; background-size: cover;}

.input-group { width: 100%; margin: 15px 0; position: relative; }
.effect-2 { padding: 12px; }


h2 {
    text-align: center;
    color: #2079df;
    font:400 24px/58px "Arial";
    width: 100%;
    margin: 30px 0 50px;
    position: relative;
}

h2:before {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 100px;
    height: 2px;
    background-color: #2079df;
    margin-left: -50px;
}

.login-warper{
    display: -webkit-flex;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    position: relative;
}

.login-form {
    width: 25%;
    padding: 0 20px;
    border: 1px solid #eeeeee;
    border-radius: 5px;
    background: #f3f3f3;
}

.btn-group{
    margin: 30px 0;
}